postauricular hearing aid

postauricular hearing aid

[‚pōst·ȯ‚rik·yə·lər ′hēr·iŋ ‚ād]
(engineering acoustics)
A hearing aid that fits behind the ear and has a sound tip attached to plastic tubing that conducts sound through an ear mold to the ear canal.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.